AirHint found the following cheapest return flights from London (LCY) to Osaka (KIX) in April 2026 (see full year).

Return flights

23 Apr - 10 May	KLM
30 Apr - 10 May	KLM
15 Apr - 22 Apr	British Airways
21 Apr - 19 May	KLM
14 Apr - 26 Apr	British Airways
09 Apr - 24 Apr	KLM
09 Apr - 26 Apr	KLM
11 Apr - 08 May	KLM
10 Apr - 08 May	KLM
02 Apr - 21 Apr	British Airways
24 Apr - 08 May	KLM
25 Apr - 02 May	KLM
09 Apr - 21 Apr	KLM
23 Apr - 02 May	KLM
27 Apr - 02 May	KLM
26 Apr - 02 May	KLM
08 Apr - 24 Apr	KLM
08 Apr - 26 Apr	KLM
11 Apr - 26 Apr	KLM
16 Apr - 23 Apr	KLM

Also check the deals for one-way flights from London to Osaka in April.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Osaka in April from 989€

Return flights